Question 1

Is I22 a billable ICD-10 code?

Accepted Answer

No, I22 is not a billable code. It is a category code that requires additional specificity. You must select a more specific code from the subcategories for billing purposes.

Question 2

What does ICD-10 code I22 mean?

Accepted Answer

ICD-10-CM code I22 represents Subsequent ST elevation (STEMI) and non-ST elevation (NSTEMI) myocardial infarction. This code is part of the International Classification of Diseases, 10th Revision, Clinical Modification used for medical coding and billing in the United States.

Question 3

What is the parent category for ICD-10 code I22?

Accepted Answer

The parent category for I22 is section:I20-I25 (Ischemic heart diseases (I20-I25)). This hierarchical classification helps organize related diagnoses for more accurate coding.

Question 4

What conditions are excluded from I22?

Accepted Answer

Code I22 has Type 1 Excludes (mutually exclusive conditions) including: subsequent myocardial infarction, type 2 (I21.A1); subsequent myocardial infarction of other type (type 3) (type 4) (type 5) (I21.A9). These conditions cannot be coded together with I22 as they represent different diagnoses.

Question 5

Should I use additional codes with I22?

Accepted Answer

Yes, when coding I22, consider adding codes for: code, if applicable, to identify:; exposure to environmental tobacco smoke (Z77.22). Additional codes provide more specificity about the patient's condition.

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